CN105324295A - Arrangement of a rear axle module on a vehicle body, and a rear axle module for such an arrangement and a two-axle, two-track vehicle which is at least partially driveable by means of an electric motor and has such an arrangement - Google Patents
Arrangement of a rear axle module on a vehicle body, and a rear axle module for such an arrangement and a two-axle, two-track vehicle which is at least partially driveable by means of an electric motor and has such an arrangement Download PDFInfo
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- CN105324295A CN105324295A CN201480032044.0A CN201480032044A CN105324295A CN 105324295 A CN105324295 A CN 105324295A CN 201480032044 A CN201480032044 A CN 201480032044A CN 105324295 A CN105324295 A CN 105324295A
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- rear axle
- housing
- axle module
- vehicle body
- module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Sustainable Energy (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Body Structure For Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
An arrangement of a rear axle module (1) on a vehicle body for a two-axle, two-track vehicle which is at least partially electrically driveable by means of an electric motor, wherein the rear axle module (1) has a rear axle bracket (2) designed for the fastening of wheel-guiding links of a rear axle, and a housing (3) for accommodating components for providing electrical energy, wherein the housing (3), with respect to a state arranged on the vehicle body, is arranged in a front region of the rear axle module (1) and is fastened to the rear axle bracket (2) or forms part of the rear axle bracket (2), and wherein the rear axle module (1) is connected from below to the vehicle body via two rear axle bracket bearings (7) which are to the rear with respect to the direction of travel and are arranged in a rear end region (6) of the rear axle module (1) and two central rear axle bracket bearings (8) arranged in a central region (5) of the rear axle module (1), and the rear axle module (1) is additionally connected to the vehicle body via two front bearings (9) arranged on the housing (3) in the front region (4) of the rear axle module (1).
Description
Technical field
The present invention relates to a kind of rear axle module at energy at least partly by the arrangement structure on the vehicle body of two rut vehicles of the electrically operated twin shaft of electrical motor, wherein, rear axle module has rear axle support and for receiving the housing of the component being used to provide electric energy, described rear axle support is configured to the guide rod to wheel guiding for fastening back axle, described housing to be arranged in the front area of rear axle module about the state be arranged on vehicle body and to be fastened in rear axle support or to form the component part of rear axle support, and rear axle module is connected on vehicle body from below by the rear axle support supporting member being arranged on the zone line of rear axle module that two are arranged in the rear axle support supporting member being arranged on the rearward end region of rear axle module below and two centres about travel direction.
In addition, the present invention relates to a kind of rear axle module for such arrangement structure and a kind of comprise such arrangement structure can at least partly by two rut vehicles of the twin shaft of direct motor drive.
Background technology
For can at least partly by direct motor drive and two rut vehicles of twin shaft provide the electric energy of q.s on the one hand in the structure space needed and another aspect forms large challenge based on the high added weight for generation of the component needed for electric energy.Especially generation goal conflict in traveling comfort, acoustics and vehicle dynamics.For in above-mentioned vehicle, namely in motor vehicle driven by mixed power (can part by direct motor drive) or pure electric vehicle (can only by direct motor drive), satisfactorily realize electric driver it is required that, by for this reason required electric components, namely for generation of the reservoir of electric energy and affiliated power electric device as far as possible saving in weight in other words Weight-optimised ground and save structure space in other words structure space be optimally placed in vehicle or be arranged on vehicle body.
By prior art, such as known by DE102011081836A1 or WO2012/065787A1, component for generation of electric energy be arranged in the housing be located in rear axle support or formed in the housing of rear axle support, wherein, usual rear axle support is pre-installed with the guide rod led to wheel of other components, such as transmission assembly for rear axle or back axle and is made into a so-called rear axle module and it can be used as unit to be fastened on vehicle body or car body subsequently together with housing.Rear axle module is fastened on vehicle body preferably by the rear axle support supporting member that the formation that four are received in rear axle support is the supporting member of rubber mount or hydraulic cushion for acoustics and traveling comfort reason at this.
Summary of the invention
Therefore, task of the present invention is, provides a kind of rear axle module of improvement for can be at least part of by the arrangement structure on the vehicle body of two rut vehicles of the electrically operated twin shaft of electrical motor, utilize this arrangement structure can solve preceding aim conflict preferably.
This task is by the arrangement structure of a kind of rear axle module with the feature of claim 1 on vehicle body and had the rear axle module of the feature of claim 7 by a kind of and had solving by two rut vehicles of the electrically operated twin shaft of electrical motor at least partly of the feature of claim 8 by a kind of.The present invention favourable and preferred design plan be the technical scheme of other claims and hereafter it explained further.The original text of claim becomes the content of specification sheets by clear and definite quoting.
Be according to the feature of arrangement structure of the present invention, rear axle module is connected on vehicle body additionally by the supporting member be arranged on housing in the front area of rear axle module before two.
Accordingly, be according to the feature of rear axle module of the present invention, this rear axle module can be connected on vehicle body additionally by the supporting member be arranged in the front area of rear axle module on housing before two or can be connected with vehicle body, and comprise being by the feature of two rut vehicles of the electrically operated twin shaft of electrical motor at least partly of rear axle module according to of the present invention, this vehicle has according to rear axle module of the present invention, and described rear axle module is arranged on vehicle according to the present invention.
At this, rear axle module is hereafter being interpreted as the preassembled unit of component or part, and this preassembled unit is connected with vehicle body or car body as unit in fitting process.
Rear axle support is at this preferably subframe or be configured to frame-like, and be arranged in the Background Region of rear axle module about the state be arranged on vehicle body or car body, that is, observe when forward travel, rear axle support is arranged along longitudinal direction of car towards vehicle tail, wherein, rear axle support is preferably formed the Background Region of rear axle module.Preferably, rear axle support has two crossbeams extending substantially transversely to longitudinal direction of car and extend, i.e. a front cross rail and an after cross member, the longeron that these two crossbeams extend along longitudinal direction of car substantially preferably by two is in addition interconnected.Originally the supporting receptacle for transmission assembly for rear axle is preferably provided with it at crossbeam, preferably be provided with bikini supporting, comprise two supporting receptacles in the front cross rail of rear axle support and a supporting receptacle in after cross member, wherein, transmission assembly for rear axle can preferably be connected in rear axle support by elastomeric rubber mount for acoustics and traveling comfort reason.But electrical motor also can be fastened in rear axle support.In order to fastening to the guide rod of wheel guiding, in rear axle support, be preferably provided with bearing plate or an analogue.
For receive the housing of the component being used to provide electric energy this about the state be arranged on vehicle body or on car body at forward travel time observe along longitudinal direction of car, be arranged in the front area of rear axle module towards front part of vehicle, and preferably form the front area of rear axle module with leading portion.The trailing portion of housing is preferably connected with rear axle support.But the trailing portion of housing also can form a part, the such as front cross rail of rear axle support, can realize thus particularly advantageously utilizing operational structure space.
Housing is preferably cast housing at least in part and forms especially like this, makes the component received can be protected in case environmental concerns, particularly moisture wherein.At this, described housing also can comprise multiple mono-hull and/or be formed by multiple component installaiton.Further preferably, housing is configured to the guide rod for connecting wheel guiding equally.
Can be received in housing is such as that the high pressure that high pressure stores unit or forms high pressure reservoir module respectively stores unit for storing the component of electric energy, that is provides the component of 200V to 400V voltage.But also can receive the fuel cell of the energy storage comprising configuration or the energy storage of routine wherein, the 12V vehicle battery of such as one or more routine.At this advantageously, affiliated power electric device is received in the housing equally.
In order to be connected on vehicle body by rear axle module, in the rearward end region of rear axle module, be provided with two rear axle support supporting members in addition.Described rear axle support supporting member is preferably arranged on and is arranged in the crossbeam of rear axle support or the end regions of longeron in rear axle support folding corner region below, such as, is especially arranged on end.But rear axle support also can have be tilted to after and support arm outwardly, rear axle support supporting member is then arranged on the outer end of described support arm.
In addition, in the zone line of rear axle module, two are provided with for rear axle module being connected to the rear axle support supporting member on vehicle body.At this, zone line is not forcibly the region arranged around the geometric centre along longitudinal direction of car, but is in the region between front area and Background Region along longitudinal direction of car.Especially zone line is join domain, in described join domain, is arranged on housing that is in front area or that form front area and is arranged on rear axle support that is in Background Region or that form Background Region and is connected.
Use hydraulic cushion below with the rear axle support supporting member of centre, especially along being proved to be advantageous particularly with the rear axle support supporting member of centre after longitudinal direction of car hydraulic cushion.
Be additionally provided with the supporting member be arranged in the front area of rear axle module on housing before two according to the present invention, rear axle module is connected on vehicle body by the supporting member before these two.Thus can especially in pitch vibration, in the vibration around vehicle lateral axis (Y-axis line), namely affect the vibration characteristic of rear axle module or vehicle energetically, thus acoustics and especially traveling comfort can be improved.The additional support of rear axle module in its front area causes the unloading of the rear axle support supporting member to centre in addition, thus the rear axle support supporting member in the middle of these smaller can be determined size relative to the connection structure only passing through four supporting members altogether known by prior art of rear axle module.
Preferably, for hybrid power scheme adopt conventional vehicles, namely only by the centre of ICE-powered vehicle rear axle support supporting member, especially in the middle of and rear axle support supporting member below.This represents, although produce high added weight due to the component for storing electric energy, the size of rear axle support supporting member need not be specified to larger.Therefore other components of the connection related on vehicle body can be adopted equally, such as, supporting receptacle on vehicle body or in rear axle support.In addition, motor vehicle driven by mixed power is not needed for conventional vehicles to the structure space demand for rear axle support supporting member improved.
By being integrated in the housing in rear axle module, the component received wherein can be integrated in vehicle fast and simply or be arranged on vehicle body.In addition operational structure space is optimally utilized.By housing being also configured to for receiving guide rod to wheel guiding or the possibility of other counterpart member, point of connection in hybrid power scheme can arranged with being geometrically same as conventional vehicles, and this can realize adopting many components and improve the economy of hybrid power scheme whereby.
Preferably, described two additional before supporting member be arranged in the region of the leading edge of housing or rear axle module at this or be set directly in leading edge.Preferably, described supporting member forms like this at this and is arranged on housing, and these supporting members can be connected to from below on vehicle body, especially car body, and namely these supporting members can be supported on vehicle body from below.
In the particularly preferred design plan of one of the present invention, rear axle module by described two additional before supporting member legroom, especially after legroom region in, be i.e. connected on vehicle body, especially in the heel area of legroom below in the region of legroom especially in the wings.At this, legroom below on vehicle body or on car body, in normal seating position, surround the heel of aft passenger or the region of pin, namely the rear wall under the corresponding part of the bottom of legroom below and bench seat, his pin is placed on legroom wherein by aft passenger, is called heel area.There is no the vehicle at rear portion, such as in the vehicle of two seats, in the back region of the legroom of the connection of rear axle module on vehicle body or car body preferably correspondingly above or Background Region, namely carrying out in the chaufeur of heater or the back region of copilot's legroom or Background Region accordingly.
In the further improvement project of one of the present invention, described two additional before the supporting member be arranged on housing be elastomeric support, rear axle module is additionally connected on vehicle body in front area by described supporting member.At this, described elastomeric support preferably in the z-direction, namely along the rigidity of vehicle vertical pivot be configured to as in the x-direction, namely large along longitudinal direction of car at least three times.Especially, described two additional before supporting member there is along x, y and z direction the rigidity of x:y:z=2:5:7 in proportion.This ratio turns out to be advantageous particularly in the goal conflict of acoustics, traveling comfort and vehicle dynamics.
In the further improvement project of one of the present invention, housing has upper casing and lower casing, under the boundary between housing upper casing and housing lower casing is sewn on the confined state of housing and under the state being arranged on vehicle body of rear axle module preferably in contrast to longitudinal direction of car in the past inclined upward extend through housing to the back lower place.
Thus, when the housing lower casing of the housing cast, the housing upper casing namely cast and casting, after the casting for required will the laying in the casting gradient provided and can be distributed on two housing shells roughly equably of the demoulding, can amplify the internal capacity of housing thus, thus more structure spaces can for the component that will arrange in the housing.
In the preferred design plan of one, middle rear axle support supporting member is integrated in housing, preferably in the zone line of rear axle module, especially in join domain or in the region be directly adjacent.At this, middle rear axle support supporting member is preferably integrated in housing upper casing in the housing comprising housing upper casing and housing lower casing.In this case, the above-mentioned trend of boundary seam has additional advantage, that is, boundary seam does not extend through the supporting receptacle of middle rear axle support supporting member, but passes through on its side.
In the preferred design plan of one of the present invention, that housing is configured to catamaran shape and there are two housing trunks being arranged essentially parallel to longitudinal direction of car and arranging, described two additional before one of supporting member be separately positioned in the front area of a housing trunk.
Preferably, housing trunk is in this front area in rear axle module and/or be interconnected in the middle region.In order to connect in front area housing trunk be preferably provided with one or more transverse to longitudinal direction of car extend and perpendicular arrange sheet material; And connect housing trunk preferably in in the middle region or in its back-end portion, be provided with a front cross rail of rear axle support.
Described and other feature is also drawn by accompanying drawing by claims and specification sheets in addition; wherein; itself is independent or multiplely realize in a kind of form of implementation of the present invention with the form of sub-portfolio and can be formed embodiment that is favourable and that self can protect, claimed to it here respectively for each feature.
Accompanying drawing explanation
Explain the present invention further by preferred embodiment below, wherein, schematically show the present invention in the accompanying drawings for this reason.Fig. 1 illustrates the transparent view of the first embodiment according to rear axle module of the present invention, Fig. 2 illustrates the cutaway view according to the part according to of the present invention arrangement structure of rear axle module of the present invention on vehicle body, Fig. 3 illustrate Fig. 1 according to rear axle module of the present invention from the lateral plan viewed from the left side, and Fig. 4 to 8 illustrates the different diagrams according to rear axle module of the present invention, wherein, Fig. 4 illustrates another transparent view, Fig. 5 illustrates birds-eye view, Fig. 6 illustrates upward view, and front elevation is shown Fig. 7 and Fig. 8 illustrates back view.
Detailed description of the invention
Fig. 1 illustrate for motor vehicle driven by mixed power, namely can at least partly by the vehicle of direct motor drive vehicle body according to rear axle module 1 of the present invention.Should have a rear axle support 2 according to rear axle module 1 of the present invention, it comprises a subframe, and described subframe comprises two crossbeams 12 and 13 and two longerons 25,26.Rear axle support 2 forms the Background Region 6 of rear axle module 1 at this about longitudinal direction of car L.The front area 4 of rear axle module 1 is formed by a housing 3, and wherein, housing 3 and rear axle support 2 are interconnected in join domain, and described join domain is a part for the zone line 5 of rear axle module 1.
Rear axle support 1 is configured to for the fastening guide rod to wheel guiding and has a corresponding bearing plate 11 or the supporting receptacle 24 of correspondence for this reason, wherein, prop up bearing plate 11 arrange in this case for connect horizontal guide rod and receptacle 24 for connecting flare guide rod.
In order to rear axle module 1 is connected on vehicle body, rear axle support 2 have in this embodiment two below along longitudinal direction of car L backward with outward extending support arm 16, the outer end of these support arms is provided with the columniform rear axle support supporting member 7 after two, and described rear axle support supporting member is along longitudinal direction of car L by hydraulic cushion and rear axle module 1 to be connected on vehicle body by described rear axle support supporting member or rear axle module is connected on vehicle body by described rear axle support supporting member according to arrangement structure of the present invention.
In addition, rear axle module 1 has the housing 3 of an aluminium die casting in the illustrated embodiment, and described housing has two housing trunk 3a and 3b, and described two housing trunks have housing upper casing 3a-o or 3b-o and housing lower casing 3a-u or 3b-u respectively.
That these two housing trunk 3a and 3b are configured to L shape and arrange with being arranged essentially parallel to longitudinal direction of car L or catamaran shape, wherein, there is the structure space deposit 17 being used for exhaust equipment and/or versatile spindle in the center between these two housing trunks 3a, 3b, housing trunk 3a, 3b are arranged in rear axle module forward with base in the fitted state respectively as the L that back keeps flat, thus there is the structure space for rear bench seat, i.e. back seat in the region of leaving a blank thus above housing trunk 3a, 3b.
At this, housing shell 3a-o or 3b-o and 3a-u or 3b-u is interconnected along boundary seam 19, especially tightens.In order to housing shell 3a-o or 3b-o and 3a-u or 3b-u accurately locates each other, corresponding fitting pin can be provided with in lug area.Housing 3 or two housing trunk 3a and 3b are configured to equally for the fastening guide rod to wheel guiding and have a corresponding bearing plate 10 for this reason, and wherein, a bearing plate 10 is arranged in this case for connecting guiding guide rod, namely guiding the horizontal guide rod of trailing wheel.
In order to improve stability or the rigidity of rear axle module 1 or housing 3, two housing trunks are interconnected in front area 4 and in zone line 5, wherein, two housing trunks 3a, 3b are interconnected by sheet material 18a, a 18b in the hereinafter referred to as two-part of transverse connection 18a, 18b in front area 4 in its leading edge.
In the zone line 5 of rear axle module, rear axle support 2 on the end of front cross rail 13 with housing 3, be especially connected with the rearward end of housing trunk 3a, 3b.In this zone line 5, the rear axle support supporting member 8 of two centres is integrated in the housing 3 of rear axle module, more precisely be integrated in housing upper casing 3a-o or 3b-o of housing trunk 3a or 3b respectively, this is advantageous particularly, because therefore boundary seam 19 does not extend through the supporting receptacle of the rear axle support supporting member 8 for centre.
In addition, rear axle support 2 be configured to for receive or be bearing in unshowned transmission assembly for rear axle here and have two on front cross rail 13 before transmission assembly for rear axle supporting receptacle 14 and a transmission assembly for rear axle supporting receptacle 15 be arranged on after on after cross member 12, thus the supporting of the bikini of transmission assembly for rear axle is possible.At this, supporting connects for acoustics and traveling comfort reason preferably same by elastomeric supporting member, carry out especially by rubber mount or elastomeric support.
Rear axle module 1 additionally has the supporting member 9 in the front area 4 being arranged on rear axle module 1 before two according to the present invention, and rear axle module 1 can be connected on vehicle body by the supporting member before these two.In this embodiment, these two supporting members 9 are arranged in the leading edge of the trunk of housing in other words 3a and 3b of housing 3, more precisely respectively on the front side of housing lower casing 3a-u or 3b-u.These two supporting members 9 in this embodiment this respectively by be arranged on center, extend substantially horizontally, being threaded of can not illustrating with seeing be fastened in rear axle module 1 or as explained above ground on the housing 3 of rear axle module 1.Be threaded to be connected to vehicle body or car body be provided with equally.For this reason, in this case, each supporting member 9 has two 9a that are threaded, wherein, these are threaded and extend roughly vertically, namely upwards extend from supporting member 9s because in this embodiment rear axle module 1 all six point of connection 7,8 with 9 on be connected on vehicle body or car body or from being connected with vehicle body below or being fastened on vehicle body from below from below.As can be well seen in FIG, these two additional before elastomeric support 9 be configured to trapezoidal, wherein, supporting member 9 upwards, is namely arranged towards vehicle body with longer base in its bottom side that is two bases respectively.Can be implemented in the support of the improvement on vehicle body thus.In this embodiment, these two elastomeric support 9 this have respectively in the x-direction (longitudinal direction of car L) be approximately 200N/mm, in the y-direction (lateral direction of car) be approximately 500N/mm and in the z-direction (vehicle is vertical) be approximately the rigidity of 700N/mm, i.e. x:y:z=2:5:7 in proportion, wherein, rigidity is in the z-direction greater than three times of rigidity in the x-direction.This rigidity ratio has been proved to be advantageous particularly about the goal conflict in acoustics, vehicle dynamics and traveling comfort.
Fig. 2 illustrate according to the arrangement structure of rear axle module 1 of the present invention on vehicle body the additional supporting member 9 of left front along cross section A-A ' the part of cutaway view of (with reference to figure 1), in this diagram, the design plan of rear axle module 1 or the connection structure of housing 3 on vehicle body with the supporting member 9 of left front for exemplifying.The additional supporting member 9 of right front forms accordingly and is also fastened on accordingly on housing 3 or vehicle body.
As has been explained previously, supporting member 9 is elastomeric support, and described elastomeric support has supporting member housing 9d, the inner covering 9e and the rubber arranged betwixt or elastic body 9c that are in outside.Supporting member 9 to be connected by lower transverse connection 18a at this or is fastened on housing 3, more precisely on housing lower casing 3b-u.Be fastened on this to be undertaken by being threaded, wherein, screw deposit 9b is only shown in this diagram, and screw itself is not shown.
In addition, supporting member 9 is connected on vehicle body by a 9a that is threaded (with reference to figure 1) that can not find out in this diagram.In the illustrated embodiment, supporting member 9 connects or to be fastened on so-called " stretcher " 23 such as comprising additional reinforcement sheet material, namely backward and on the sheet material limiting legroom 20 below especially downwards or in the sheet material package assembly of correspondence, namely on " stretcher " that formed by multiple sheet material.At this, " stretcher " 23 forms the rear wall 22 of legroom 20 below and the bottom 21 of this legroom 20.Supporting member 9 is fastened on " stretcher " 23 at this from below, " stretcher " 23, to be placed on supporting member 9 on the downside of it, is more precisely placed on the longer base upwards arranged of trapezoidal supporting member 9.
Fig. 3 with illustrate about the left view of longitudinal direction of car L Fig. 1 according to rear axle module of the present invention.In this diagram, can see well boundary seam 19 in housing 3 or in housing trunk 3b in the past face tilt to the trend of the back lower place.Especially can see well, boundary seam 19 does not extend through middle rear axle support supporting member 8, but this rear axle support supporting member is completely integrated in housing upper casing 3b-o.In addition, be favourable in the structure space that this trend of boundary seam 19 will provide in the casting gradient for housing shell, this is in mistake already explained hereinabove.
In addition, can see well the bearing plate 10 on the additional supporting member 9 of left front and the left side for the fastening guide rod to wheel guiding on housing trunk 3b, the left side for the fastening guide rod to wheel guiding in addition in rear axle support 2 a bearing plate 11, be configured to the receptacle 24 for the left side of the fastening guide rod to wheel guiding and be arranged on the rear axle support supporting member 7 of left back in the rearward end of rear axle support 2 or the folding corner region of rear outer end, especially support arm 16 equally.
In order to better understanding, Fig. 4 additionally with another transparent view illustrate from Fig. 1 and 3 according to rear axle module 1 of the present invention, and Fig. 5 illustrates birds-eye view, wherein, the front area 4 of three regions 4,5 and 6, i.e. rear axle support module 1, zone line 5 and Background Region 6 can be seen in Figure 5 well.Divide or be separated into these three regions 4,5 and 6 and should not be construed as at this, rear axle module 1 must be divided into three even long or wide regions according to length, but especially zone line 5 can along longitudinal direction of car L or far away or near-earth extension.Front area 4 is defined herein as lower area, and this region is in foremost and this region forms the leading edge of rear axle module along the direction that moves forward along longitudinal direction of car L under the state being assemblied on vehicle body of rear axle module 1.Background Region 6 is be in rearmost region accordingly.Zone line 5 is as lower area, and this region draws thus as region that is therebetween, that be namely between front area 4 and Background Region 6 along longitudinal direction of car L.Especially, be connected with housing 3 join domain at place of rear axle support 2 is arranged in zone line 5.
Fig. 6 for the sake of completeness with upward view illustrate in Fig. 1,3,4 and 5 according to rear axle module 1 of the present invention, and Fig. 7 illustrates this rear axle module with front elevation, wherein, especially well can see that in lower transverse connection 18a and upper transverse connection 18b and for exhaust equipment or versatile spindle the structure space between two housing trunks 3a, 3b lays in 17 in the figure 7.Fig. 8 also illustrates the back view according to rear axle module 1 of the present invention in Fig. 1 and 3 to 7 for the sake of completeness.
Certainly, be possible to the modification of many modification of explained embodiment, especially structure, and do not leave the content of claim.
Reference numerals list
1 rear axle module
2 rear axle support
3 housings
3a, 3b housing trunk
3a-o, 3b-o housing upper casing
3a-u, 3b-u housing lower casing
The front area of 4 rear axle module
The zone line of 5 rear axle module
The Background Region of 6 rear axle module
7 rear axle support supporting members below
Rear axle support supporting member in the middle of 8
9 additional before supporting member
Being threaded a little of 9a supporting member 9
9b screw is laid in
The rubber/elastomer of 9c supporting member 9
The supporting member housing of 9d supporting member 9
The inner covering of 9e supporting member 9
A bearing plate (for the guide rod that leads) on 10 housings
A bearing plate (for horizontal guide rod) in 11 rear axle support
12 after cross members
13 front cross rails
Transmission assembly for rear axle supporting member before 14
15 transmission assembly for rear axle supporting members below
16 support arms
17 structure space deposits
Transverse connection under 18a
The upper transverse connection of 18b
19 boundary seams
20 legrooms below
The bottom of 21 legrooms below
The rear wall of 22 legrooms below
23 stretchers
24 supportings receptacle (for flare guide rod)
The longeron on 25 left sides
Longeron on the right of in the of 26
Claims (8)
1. rear axle module (1) is at least part of by the arrangement structure on the vehicle body of two rut vehicles of the electrically operated twin shaft of electrical motor at energy, wherein, rear axle module (1) has rear axle support (2) and for receiving the housing (3) of the component being used to provide electric energy, described rear axle support is configured to the guide rod to wheel guiding for fastening back axle, described housing (3) is arranged on about the state be arranged on vehicle body in the front area of rear axle module (1) and to be fastened on rear axle support (2) upper or form the component part of rear axle support (2), and rear axle module (1) is arranged in the zone line (5) being arranged on rear axle module (1) of the rear axle support supporting member (7) being arranged on the rearward end region (6) of rear axle module (1) below and two centres about travel direction rear axle support supporting member (8) by two is connected on vehicle body from below,
It is characterized in that, described rear axle module (1) is connected on vehicle body additionally by the supporting member (9) be arranged on housing (3) in the front area in rear axle module (1) (4) before two.
2., according to arrangement structure according to claim 1, it is characterized in that, described rear axle module (1) by described two additional before supporting member (9) legroom below (20) region in be connected on vehicle body.
3. according to the arrangement structure described in claim 1 or 2, it is characterized in that, described two additional before the supporting member (9) be arranged on housing (3) be elastomeric support, preferred described elastomeric support (9) rigidity is in the z-direction at least three times of rigidity in the x-direction and is especially x:y:z=2:5:7 along the rigidity ratio to each other in x, y and z direction.
4. according to the arrangement structure one of the claims Suo Shu, it is characterized in that, housing (3) has upper casing (3a-o, 3b-o) and lower casing (3a-u, 3b-u), boundary between housing upper casing (3a-o, 3b-o) and housing lower casing (3a-u, 3b-u) seam (19) under the confined state of housing (3) and under the state being arranged on vehicle body of rear axle module (1) preferably in contrast to longitudinal direction of car (L) in the past inclined upward extend through housing (3) to the back lower place.
5. according to the arrangement structure one of the claims Suo Shu, it is characterized in that, middle rear axle support supporting member (8) is integrated in housing (3).
6. according to the arrangement structure one of the claims Suo Shu, it is characterized in that, that housing (3) is configured to catamaran shape and there are two housing trunks (3a, 3b) being arranged essentially parallel to longitudinal direction of car (L) and arranging, preferably described two additional before one of supporting member (9) be separately positioned in the front area (4) of a housing trunk (3a, 3b).
7. for can at least partly by the rear axle module (1) of the arrangement structure on the vehicle body of two rut vehicles of the electrically operated twin shaft of electrical motor, wherein, rear axle module (1) has rear axle support (2) and for receiving the housing (3) of the component being used to provide electric energy, described rear axle support is configured to the guide rod to wheel guiding for fastening back axle, described housing (3) to be arranged in the front area (4) of rear axle module (1) about the state be arranged on vehicle body and to be fastened on rear axle support (2) upper or form the component part of rear axle support (2), and rear axle module (1) is arranged in the rear axle support supporting member (7) being arranged on the rearward end region (6) of rear axle module (1) below by two about travel direction can be connected on vehicle body from below with the rear axle support supporting member (8) of the zone line (5) being arranged on rear axle module (1) of two centres or can be connected with vehicle body,
It is characterized in that, rear axle module (1) can be connected on vehicle body additionally by the supporting member (9) be arranged on housing (3) in the front area in rear axle module (1) (4) before two or can be connected with vehicle body.
8. what comprise rear axle module (1) can at least partly by two rut vehicles of the electrically operated twin shaft of electrical motor, it is characterized in that, rear axle module (1) forms according to claim 7 and is arranged in vehicle according to according to arrangement structure according to claim 1.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013210576.2A DE102013210576A1 (en) | 2013-06-06 | 2013-06-06 | Arrangement of a rear axle module on a vehicle body and a rear axle module for such an arrangement and a biaxial, two-lane, at least partially driven by an electric motor vehicle with such an arrangement |
| DE102013210576.2 | 2013-06-06 | ||
| PCT/EP2014/059997 WO2014195104A1 (en) | 2013-06-06 | 2014-05-15 | Arrangement of a rear axle module on a vehicle body, and a rear axle module for such an arrangement and a two-axle, two-track vehicle which is at least partially driveable by means of an electric motor and has such an arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105324295A true CN105324295A (en) | 2016-02-10 |
| CN105324295B CN105324295B (en) | 2018-01-16 |
Family
ID=50780471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480032044.0A Active CN105324295B (en) | 2013-06-06 | 2014-05-15 | Double rut vehicles of arrangement of the rear axle module on vehicle body and the twin shaft for being arranged so as to the rear axle module of structure and at least partly being driven including being arranged so as to the energy of structure by motor |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10179609B2 (en) |
| EP (1) | EP3003829B1 (en) |
| CN (1) | CN105324295B (en) |
| DE (1) | DE102013210576A1 (en) |
| WO (1) | WO2014195104A1 (en) |
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| US10468645B2 (en) * | 2015-01-29 | 2019-11-05 | Ford Global Technologies, Llc | Vehicle frame mounted high voltage battery assembly |
| DE102015102354A1 (en) * | 2015-02-19 | 2016-08-25 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Structure composite for a vehicle |
| DE102015223280A1 (en) * | 2015-11-25 | 2017-06-01 | Bayerische Motoren Werke Aktiengesellschaft | Axle of a motor vehicle with an electric motor drive unit suspended in the axle carrier |
| DE102015212811A1 (en) * | 2015-07-08 | 2017-01-12 | Bayerische Motoren Werke Aktiengesellschaft | Axle carrier for a vehicle |
| DE102015112493A1 (en) | 2015-07-30 | 2017-02-02 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Arrangement in a motor vehicle |
| DE102016000669B3 (en) * | 2016-01-22 | 2017-01-26 | Audi Ag | Body structure for a two-lane vehicle |
| DE102016203740A1 (en) * | 2016-03-08 | 2017-09-14 | Bayerische Motoren Werke Aktiengesellschaft | Drive battery housing for a hybrid motor vehicle and hereby equipped hybrid motor vehicle |
| DE102017220096A1 (en) | 2017-11-10 | 2019-05-16 | Volkswagen Aktiengesellschaft | Rear axle auxiliary frame with a bearing for a drive unit |
| DE102018205429B4 (en) * | 2018-04-11 | 2019-10-24 | Ford Global Technologies, Llc | Rear wheel suspension system of a motor vehicle, in particular of an electrically driven motor vehicle |
| US11059361B2 (en) * | 2018-09-04 | 2021-07-13 | Ford Global Technologies, Llc | High voltage battery pack support and isolation for electrified vehicles |
| US10618425B2 (en) * | 2018-09-10 | 2020-04-14 | Ford Global Technologies, Llc | High voltage battery pack mounting systems for electrified vehicles |
| WO2020102478A2 (en) * | 2018-11-14 | 2020-05-22 | Magna International Inc. | Modular vehicle architecture enabling range on demand |
| JP6783884B2 (en) | 2019-02-20 | 2020-11-11 | 本田技研工業株式会社 | Vehicle drive unit |
| DE102019112130A1 (en) * | 2019-05-09 | 2020-11-12 | Schaeffler Technologies AG & Co. KG | Subframe device for receiving and holding wheel modules and a vehicle frame with a subframe device |
| DE102020129748B4 (en) | 2020-11-11 | 2022-12-01 | Bayerische Motoren Werke Aktiengesellschaft | Energy storage floor assembly for an electrically driven passenger car |
| DE102021108655A1 (en) | 2021-04-07 | 2022-10-13 | Bayerische Motoren Werke Aktiengesellschaft | Axle carrier bearing for an axle of a motor vehicle, in particular driven by an electric motor |
| DE102021214942A1 (en) * | 2021-12-22 | 2023-06-22 | Volkswagen Aktiengesellschaft | Subframe for a motor vehicle, assembly mounting system and vehicle |
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- 2014-05-15 EP EP14725983.2A patent/EP3003829B1/en active Active
- 2014-05-15 WO PCT/EP2014/059997 patent/WO2014195104A1/en active Application Filing
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2015
- 2015-12-04 US US14/959,436 patent/US10179609B2/en active Active
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| US20060289224A1 (en) * | 2005-06-28 | 2006-12-28 | Honda Motor Co., Ltd. | Vehicle body structure |
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| WO2012065787A1 (en) * | 2010-11-15 | 2012-05-24 | Bayerische Motoren Werke Aktiengesellschaft | Electrically driven axle of a two-track vehicle |
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Also Published As
| Publication number | Publication date |
|---|---|
| US10179609B2 (en) | 2019-01-15 |
| CN105324295B (en) | 2018-01-16 |
| US20160083012A1 (en) | 2016-03-24 |
| EP3003829A1 (en) | 2016-04-13 |
| WO2014195104A1 (en) | 2014-12-11 |
| DE102013210576A1 (en) | 2014-12-11 |
| EP3003829B1 (en) | 2018-08-01 |
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